These and many other types of ancient reptiles are often wrongly called dinosaurs. Marine reptiles, such as ichthyosaurs, plesiosaurs and mosasaurs are not dinosaurs. Nor is Dimetrodon or other ...
and it existed just before the marine reptiles and the dinosaurs went extinct," Dr Longrich said. Both the mosasaurs and dinosaurs became extinct towards the end of the Late Cretaceous period ...
Find out what was going on in the oceans while dinosaurs dominated the land in the Fossil Marine Reptiles gallery. See some of the most complete fossils of these prehistoric sea animals, including ...
"You don't usually find dinosaurs in the deposits at Shanklin as they were laid down in a marine habitat. You're much more likely to find fossil oysters or drift wood, so this is a rare find indeed." ...
Placoderms dominated the aquatic world for more than 200 million years before the first dinosaurs appeared. Unfortunately, like most marine life during this time, they met their demise during the ...